OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SNDK $600.00 Put

SNDK261120P00600000

Latest saved OI730Oct 23, 2026
Last change-88vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $600.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8184090 2026-10-09: 730 OI2026-10-13: 730 OI2026-10-14: 730 OI2026-10-15: 730 OI2026-10-16: 695 OI2026-10-21: 818 OI2026-10-23: 730 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SNDK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing730-88
Oct 21, 2026818+123
Oct 16, 2026695-35
Oct 15, 20267300
Oct 14, 20267300
Oct 13, 20267300
Oct 09, 2026730No prior observation